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2026 candidates we're tracking in ID-1
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Russ Fulcher
R
Incumbent
Russ Fulcher is the incumbent U.S. representative for Idaho's 1st Congressional District and the Republican nominee for re-election, per the Secretary of State's 2026 general-election candidate list. First elected in 2018 after serving in the Idaho state Senate, his campaign centers on border security, Second Amendment protections, natural-resource and dam management, and fiscal responsibility, per his campaign site.
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Kaylee Peterson
D
Kaylee Peterson is the Democratic nominee for Idaho's 1st Congressional District on the November 3, 2026 ballot, per the Secretary of State's 2026 general-election candidate list. A sixth-generation Idahoan raised in the Eagle foothills, she worked in the service economy before enrolling at the College of Western Idaho, where she double-majored in criminal justice and political science, per her campaign site. Her campaign says she rejects corporate PAC money and answers to constituents rather than party insiders, per her campaign site.
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Sarah Zabel
Independent
Sarah Zabel is an independent candidate for Idaho's 1st Congressional District on the November 3, 2026 ballot, per the Secretary of State's 2026 general-election candidate list. A retired U.S. Air Force major general with 31 years of military service and a resident of northern Idaho, her campaign emphasizes veterans' issues, affordable health care, and applying her national-security background to Congress, per her campaign site.
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Brendan Gomez
Constitution
Brendan Gomez is the Constitution Party nominee for Idaho's 1st Congressional District on the November 3, 2026 ballot, per the Secretary of State's 2026 general-election candidate list. He was also the party's nominee for the seat in 2024, per the Idaho Capital Sun. No campaign website or questionnaire response was found as of September 17, 2026.
About this race
Idaho's 1st Congressional District elects one member of the U.S. House of Representatives to a two-year term. Every House seat in the country is on the ballot in 2026. The Idaho primary is Tuesday, May 19, 2026, and the general election is Tuesday, November 3, 2026.